The war for the Iron Throne might still be raging, but with Game of Thrones now entering Season 7, there's no hiding that the real threat is coming from the North. HBO released the official key art for Season 7, which puts the Night's King front and center. This seems to hint that the rest of Westeros will soon know what Jon Snow has been preaching for seasons: despite all the internal political squabbles, the fight with the White Walkers is the only one that matters.